Service Manual
Page 1
... product properly and safely; CRT2168 BRIDGEABLE FOUR-CHANNEL POWER AMPLIFIER GM-X424 X1R/UC, ES, EW GM-X324 X1R/UC CONTENTS 1. EXPLODED VIEWS AND PARTS LIST 2 3. SAFETY INFORMATION 5. WARNING Lead in solder used in this manual. PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE INC. Qualified technicians have the necessary...
... product properly and safely; CRT2168 BRIDGEABLE FOUR-CHANNEL POWER AMPLIFIER GM-X424 X1R/UC, ES, EW GM-X324 X1R/UC CONTENTS 1. EXPLODED VIEWS AND PARTS LIST 2 3. SAFETY INFORMATION 5. WARNING Lead in solder used in this manual. PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE INC. Qualified technicians have the necessary...
Service Manual
Page 7
5 6 7 8 GM-X424, GM-X324 A BASS BOOST 4R7/50 BUFFER AMP PRE DRIVER POWER AMP OVER CURRENT DETECTOR OVER VOLTAGE DETECTOR 4R7/50 B FLAT AMP FLAT AMP MUTE MUTE POWER CONTROL / MUTE 22/50 R VOLTAGE TETECTOR 5 6 POWER DETECTOR C OVER CURRENT PROTECTOR & OVER VOLTAGE PROTECTOR ES and EW models only GROUND WIRE BATTERY WIRE SYSTEM REMOTE CONTROL D Fig. 3 A7 7 8
5 6 7 8 GM-X424, GM-X324 A BASS BOOST 4R7/50 BUFFER AMP PRE DRIVER POWER AMP OVER CURRENT DETECTOR OVER VOLTAGE DETECTOR 4R7/50 B FLAT AMP FLAT AMP MUTE MUTE POWER CONTROL / MUTE 22/50 R VOLTAGE TETECTOR 5 6 POWER DETECTOR C OVER CURRENT PROTECTOR & OVER VOLTAGE PROTECTOR ES and EW models only GROUND WIRE BATTERY WIRE SYSTEM REMOTE CONTROL D Fig. 3 A7 7 8
Service Manual
Page 17
...the gain control to "NORMAL" when this switch to the right. For four-channel input, slide this amplifier is connected to a Pioneer car stereo with RCA output jacks. If you want to cut the verylow-frequency range because it is not necessary for the speaker ...power is too low or distorts, adjust the gain control. Speaker Out A: Bass Boost Level Control Bass boost level control can be output Very-low-frequency range Full range Low-frequency range to high-frequency range Speaker Type Sub-woofer Full range Tweeter Remarks Connect a sub-woofer. SETTING THE UNIT GM-X424, GM...
...the gain control to "NORMAL" when this switch to the right. For four-channel input, slide this amplifier is connected to a Pioneer car stereo with RCA output jacks. If you want to cut the verylow-frequency range because it is not necessary for the speaker ...power is too low or distorts, adjust the gain control. Speaker Out A: Bass Boost Level Control Bass boost level control can be output Very-low-frequency range Full range Low-frequency range to high-frequency range Speaker Type Sub-woofer Full range Tweeter Remarks Connect a sub-woofer. SETTING THE UNIT GM-X424, GM...
Service Manual
Page 18
... body or chassis. After making all other connections at the amplifier, connect the battery wire terminal of this wire to the power terminal through the ignition switch. If the car stereo does not have a system remote control terminal, connect the male terminal ...Input wires" section. Ground wire (black) [RD-222] (sold separately). CONNECTION DIAGRAM (1) GM-X424/X1R/UC Grommet Fuse (30 A) Special red battery wire [RD-222] (sold separately). (2) GM-X424/X1R/ES, GM-X424/X1R/EW Grommet Fuse (30A) Special red battery wire After making all other connections at the...
... body or chassis. After making all other connections at the amplifier, connect the battery wire terminal of this wire to the power terminal through the ignition switch. If the car stereo does not have a system remote control terminal, connect the male terminal ...Input wires" section. Ground wire (black) [RD-222] (sold separately). CONNECTION DIAGRAM (1) GM-X424/X1R/UC Grommet Fuse (30 A) Special red battery wire [RD-222] (sold separately). (2) GM-X424/X1R/ES, GM-X424/X1R/EW Grommet Fuse (30A) Special red battery wire After making all other connections at the...
Service Manual
Page 19
...Interior of the speaker wires by about 10 mm and twist it using nippers or a cutter. Fig. 11 Battery wire Fig. 13 GM-X424, GM-X324 19 (3) GM-X324/X1R/UC Grommet Fuse (30 A) Fuse (25 A) Speaker output terminal See the "Connecting the Speakers and Input wires" section for... vehicle body. 1. Lug Fig. 14 Positive terminal Insert the O-ring rubber grommet into the vehicle body. Fig. 12 2. GND terminal Power terminal System remote control terminal Speaker wire 3. Terminal screw System remote control wire (Blue) Speaker output terminal Speaker wire Ground wire Fig. 16...
...Interior of the speaker wires by about 10 mm and twist it using nippers or a cutter. Fig. 11 Battery wire Fig. 13 GM-X424, GM-X324 19 (3) GM-X324/X1R/UC Grommet Fuse (30 A) Fuse (25 A) Speaker output terminal See the "Connecting the Speakers and Input wires" section for... vehicle body. 1. Lug Fig. 14 Positive terminal Insert the O-ring rubber grommet into the vehicle body. Fig. 12 2. GND terminal Power terminal System remote control terminal Speaker wire 3. Terminal screw System remote control wire (Blue) Speaker output terminal Speaker wire Ground wire Fig. 16...
Service Manual
Page 21
- GM-X424, GM-X324 21 Use this value when working out total current drawn by this unit when an audio signal is input. SPECIFICATIONS Power source ...14.4 V DC (10.8 - 15.1 V allowable) Grounding system ...Negative type Current consumption ...18 A (at continuous power, 4 Ω) Average current drawn*...215; 2 (at 14.4V, 4 Ω, 20 - 20,000 Hz, 0.8% THD) 35 W × 4 (at 14.4V, 2 Ω, 20 - 20,000 Hz, 0.8% THD) Continuous power output (EW model) 40 W × 4 / 90 W × 2 (DIN45324, +B=14.4 V) Load impedance ...4 Ω (2 - 8 Ω allowable) (Bridge connection: 4 - 8 ...
- GM-X424, GM-X324 21 Use this value when working out total current drawn by this unit when an audio signal is input. SPECIFICATIONS Power source ...14.4 V DC (10.8 - 15.1 V allowable) Grounding system ...Negative type Current consumption ...18 A (at continuous power, 4 Ω) Average current drawn*...215; 2 (at 14.4V, 4 Ω, 20 - 20,000 Hz, 0.8% THD) 35 W × 4 (at 14.4V, 2 Ω, 20 - 20,000 Hz, 0.8% THD) Continuous power output (EW model) 40 W × 4 / 90 W × 2 (DIN45324, +B=14.4 V) Load impedance ...4 Ω (2 - 8 Ω allowable) (Bridge connection: 4 - 8 ...